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authorLinus Torvalds <torvalds@linux-foundation.org>2014-10-03 13:09:57 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-10-03 13:09:57 -0700
commit7d1419f30cc5106196e54a282d7e115e698c95f6 (patch)
tree55ae51e8817e674e929a395f1c99c072ebba942f
parentee042ec88022249b848306dd6e87ffd2fd88a839 (diff)
parent1209bbdff2f6bbffa6eb5823033bbd7b8799a5e2 (diff)
downloadlinux-7d1419f30cc5106196e54a282d7e115e698c95f6.tar.gz
Merge branch 'for-linus' of git://git.samba.org/sfrench/cifs-2.6
Pull cifs/smb3 fixes from Steve French: "Fix for CIFS/SMB3 oops on reconnect during readpages (3.17 regression) and for incorrectly closing file handle in symlink error cases" * 'for-linus' of git://git.samba.org/sfrench/cifs-2.6: CIFS: Fix readpages retrying on reconnects Fix problem recognizing symlinks
-rw-r--r--fs/cifs/file.c8
-rw-r--r--fs/cifs/smb1ops.c2
-rw-r--r--fs/cifs/smb2maperror.c2
3 files changed, 4 insertions, 8 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 7c018a1c52f7..5f29354b072a 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -3568,15 +3568,9 @@ static int cifs_readpages(struct file *file, struct address_space *mapping,
lru_cache_add_file(page);
unlock_page(page);
page_cache_release(page);
- if (rc == -EAGAIN)
- list_add_tail(&page->lru, &tmplist);
}
+ /* Fallback to the readpage in error/reconnect cases */
kref_put(&rdata->refcount, cifs_readdata_release);
- if (rc == -EAGAIN) {
- /* Re-add pages to the page_list and retry */
- list_splice(&tmplist, page_list);
- continue;
- }
break;
}
diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c
index 1a6df4b03f67..52131d8cb4d5 100644
--- a/fs/cifs/smb1ops.c
+++ b/fs/cifs/smb1ops.c
@@ -586,7 +586,7 @@ cifs_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
tmprc = CIFS_open(xid, &oparms, &oplock, NULL);
if (tmprc == -EOPNOTSUPP)
*symlink = true;
- else
+ else if (tmprc == 0)
CIFSSMBClose(xid, tcon, fid.netfid);
}
diff --git a/fs/cifs/smb2maperror.c b/fs/cifs/smb2maperror.c
index af59d03db492..8257a5a97cc0 100644
--- a/fs/cifs/smb2maperror.c
+++ b/fs/cifs/smb2maperror.c
@@ -256,6 +256,8 @@ static const struct status_to_posix_error smb2_error_map_table[] = {
{STATUS_DLL_MIGHT_BE_INCOMPATIBLE, -EIO,
"STATUS_DLL_MIGHT_BE_INCOMPATIBLE"},
{STATUS_STOPPED_ON_SYMLINK, -EOPNOTSUPP, "STATUS_STOPPED_ON_SYMLINK"},
+ {STATUS_IO_REPARSE_TAG_NOT_HANDLED, -EOPNOTSUPP,
+ "STATUS_REPARSE_NOT_HANDLED"},
{STATUS_DEVICE_REQUIRES_CLEANING, -EIO,
"STATUS_DEVICE_REQUIRES_CLEANING"},
{STATUS_DEVICE_DOOR_OPEN, -EIO, "STATUS_DEVICE_DOOR_OPEN"},